Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kc4 draw
3 Kd4 draw
4 Ke2 draw
5 Ke3 draw
6 Ke4 draw
7 Rf3 draw
8 Rf5 draw
9 Rf6 draw
10 Rg4 draw
11 Rh4 draw
12 Kc2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves